:root{--bg: #eef0f3;--surface: #ffffff;--surface-2: #f7f8fa;--line: #edeef1;--line-2: #e4e6ea;--text: #0f141a;--muted: #8b929c;--muted-2: #a7adb6;--blue: #2f7bff;--blue-hover: #1f6bf0;--blue-weak: #e7f0ff;--incoming: #eef0f3;--red: #f0323c;--green: #2fbd57;--radius-app: 22px;--radius-card: 16px;--radius-bubble: 18px;color:var(--text);background:var(--bg);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Inter,ui-sans-serif,system-ui,sans-serif;-webkit-font-smoothing:antialiased}*{box-sizing:border-box}body{margin:0}button,input,textarea{font:inherit;color:inherit}button{border:0;border-radius:12px;background:var(--blue);color:#fff;padding:11px 16px;cursor:pointer;transition:background .15s ease,opacity .15s ease}button:hover:not(:disabled){background:var(--blue-hover)}button:disabled{cursor:not-allowed;opacity:.5}.secondary{background:var(--surface-2);color:var(--text);border:1px solid var(--line-2)}.secondary:hover:not(:disabled){background:#eef0f3}.muted{color:var(--muted)}.small{font-size:13px}.qr-page{min-height:100vh;display:grid;place-items:center;padding:32px}.qr-card{width:min(460px,100%);background:var(--surface);border-radius:24px;box-shadow:0 30px 80px #141e301a;padding:40px 40px 44px;display:grid;gap:22px;justify-items:center;text-align:center}.qr-card.center{padding:64px 40px}.qr-card h1{margin:0;font-size:24px}.qr-box{width:264px;height:264px;display:grid;place-items:center;border-radius:20px;background:var(--surface)}.qr-box svg{display:block}.qr-steps{margin:0;padding:0 0 0 4px;list-style:none;counter-reset:step;display:grid;gap:16px;text-align:left;justify-self:stretch}.qr-steps li{counter-increment:step;display:grid;grid-template-columns:22px 1fr;gap:12px;align-items:start;color:var(--text);font-size:15px}.qr-steps li:before{content:counter(step) ".";color:var(--muted);font-variant-numeric:tabular-nums}.notice,.error{width:100%;border-radius:14px;padding:12px 14px;background:#fff7e6;color:#7a5600;text-align:left;font-size:14px}.error{background:#fdecee;color:#a01a24}.qr-card .secondary{justify-self:center;min-width:180px}.app-shell{position:relative;height:calc(100vh - 32px);margin:16px;border-radius:var(--radius-app);background:var(--surface);box-shadow:0 24px 70px #141e3014;overflow:hidden;display:grid;grid-template-columns:78px 360px minmax(0,1fr)}.sidebar,.list-pane,.detail-pane{min-height:0;background:var(--surface)}.sidebar{border-right:1px solid var(--line);padding:18px 0 16px;display:flex;flex-direction:column;align-items:center;gap:18px}.rail-avatar{width:46px;height:46px;border-radius:50%;background:var(--blue-weak);color:var(--blue);display:grid;place-items:center;font-weight:700;font-size:15px;flex-shrink:0}.rail-nav{display:grid;gap:4px;width:100%;padding:0 8px;justify-items:stretch}.rail-btn{background:transparent;color:var(--muted);display:grid;justify-items:center;gap:5px;padding:10px 4px;border-radius:14px;font-size:11px;font-weight:500}.rail-btn:hover:not(:disabled){background:var(--surface-2)}.rail-btn.active{color:var(--blue);background:transparent}.rail-btn svg{display:block}.rail-conn{margin-top:auto;display:grid;justify-items:center;gap:4px;color:var(--muted-2);font-size:10px;text-align:center;padding:0 6px}.rail-conn.online{color:var(--green)}.rail-conn.connecting,.rail-conn.reconnecting{color:#d99a00}.rail-conn.offline,.rail-conn.revoked{color:var(--red)}.list-pane{border-right:1px solid var(--line);overflow:auto;display:flex;flex-direction:column}.list-pane.wide{grid-column:2 / 3}.list-pane>header{position:sticky;top:0;z-index:1;background:var(--surface);padding:20px 20px 14px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:12px}.list-pane>header h2{margin:0;font-size:20px;font-weight:700}.row{background:transparent;color:var(--text);text-align:left;border-radius:0;display:grid;grid-template-columns:46px 1fr;gap:12px;align-items:center;padding:12px 16px;margin:0;border-bottom:1px solid var(--line)}.row:hover,.row.active{background:var(--surface-2)}.row-avatar{width:46px;height:46px;border-radius:50%;background:var(--blue-weak);color:var(--blue);display:grid;place-items:center;font-weight:700;font-size:15px;flex-shrink:0}.row-main{min-width:0;display:grid;gap:3px}.row-top{display:flex;align-items:baseline;justify-content:space-between;gap:8px}.row-top strong{font-weight:600;font-size:15px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.row-top.missed strong{color:var(--red)}.row-top time{color:var(--muted-2);font-size:12px;flex-shrink:0}.row-sub{display:flex;align-items:center;justify-content:space-between;gap:8px;color:var(--muted);font-size:13px}.row-sub span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.row-sub small{color:var(--muted-2);font-size:12px;flex-shrink:0}.badge{min-width:20px;height:20px;padding:0 6px;border-radius:10px;background:var(--blue);color:#fff;font-size:12px;font-weight:600;display:inline-grid;place-items:center;flex-shrink:0}.group-title{margin:0;padding:14px 16px 6px;color:var(--muted-2);font-size:13px;font-weight:600}.detail-pane{overflow:hidden;display:flex;flex-direction:column}.center{display:grid;place-items:center;text-align:center;padding:32px;color:var(--muted)}.chat-header{padding:14px 22px;border-bottom:1px solid var(--line);background:var(--surface);display:flex;align-items:center;gap:12px;min-height:68px}.chat-peer{display:flex;align-items:center;gap:12px;min-width:0}.chat-header h2{margin:0;font-size:16px;font-weight:600}.peer-status{color:var(--muted);font-size:13px}.typing{color:var(--blue);font-size:13px}.messages{flex:1;overflow:auto;padding:20px 22px 8px;display:flex;flex-direction:column;gap:6px;background:var(--surface);scroll-behavior:smooth}.day-sep{align-self:center;color:var(--muted-2);font-size:12px;margin:12px 0 8px}.bubble{max-width:64%;border-radius:var(--radius-bubble);padding:8px 12px 6px;background:var(--incoming);display:flex;flex-direction:column}.bubble.outgoing{align-self:flex-end;background:var(--blue);color:#fff;border-bottom-right-radius:6px}.bubble.incoming{align-self:flex-start;border-bottom-left-radius:6px}.bubble p{margin:0;white-space:pre-wrap;word-break:break-word;font-size:15px;line-height:1.35}.bubble .meta{display:inline-flex;gap:4px;align-items:center;align-self:flex-end;margin-top:2px;font-size:11px;color:var(--muted-2);white-space:nowrap}.bubble.outgoing .meta{color:#fffc}.bubble .meta .check{font-size:12px}.bubble.outgoing .meta .check.failed,.meta .check.failed{color:#ffd7d7}.load-more{align-self:center;margin:4px 0 12px}.composer{border-top:1px solid var(--line);padding:12px 16px;display:grid;grid-template-columns:1fr auto;gap:10px;align-items:end;background:var(--surface)}.composer textarea{border:1px solid var(--line-2);border-radius:20px;padding:11px 16px;resize:none;background:var(--surface-2);max-height:120px;min-height:44px;line-height:1.35}.composer textarea:focus{outline:none;border-color:var(--blue);background:var(--surface)}.send-btn{width:44px;height:44px;border-radius:50%;padding:0;display:grid;place-items:center}.contact-card{align-items:center;gap:8px;padding:40px 32px;overflow:auto;background:var(--surface-2)}.big-avatar{width:104px;height:104px;border-radius:50%;background:var(--blue-weak);color:var(--blue);display:grid;place-items:center;font-weight:700;font-size:38px;overflow:hidden}.contact-card h2{margin:12px 0 2px;font-size:24px;font-weight:600}.contact-card .status{color:var(--muted);font-size:14px;margin:0 0 8px}.contact-card .write-btn{min-width:200px;border-radius:22px;padding:12px 24px;margin:8px 0 12px}.info-card{width:min(440px,100%);background:var(--surface);border-radius:var(--radius-card);padding:4px 18px}.info-label{color:var(--muted);font-size:13px;padding:14px 0 8px}.info-row{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:14px 0;border-top:1px solid var(--line)}.info-row:first-child{border-top:0}.info-row .k{color:var(--text)}.info-row .v{color:var(--blue);text-align:right}.info-row .v.plain{color:var(--muted)}.call-panel{align-items:center;justify-content:center;gap:10px;text-align:center;padding:32px;background:var(--surface-2)}.call-panel .stage{flex:1;width:100%;background:var(--surface);border-radius:18px;display:grid;place-content:center;gap:14px;justify-items:center;margin-bottom:16px}.call-panel h2{margin:0;font-size:22px;font-weight:600}.call-timer{color:var(--muted);font-size:14px}.call-actions{display:flex;gap:12px;background:var(--surface);padding:12px 16px;border-radius:40px}.round{width:52px;height:52px;border-radius:50%;padding:0;background:var(--surface-2);color:var(--text);border:1px solid var(--line-2);display:grid;place-items:center}.round:hover:not(:disabled){background:#eef0f3}.round.danger{background:var(--red);color:#fff;border-color:transparent}.round.danger:hover:not(:disabled){background:#d81f2a}.round.hangup svg{transform:rotate(135deg)}.device-row{margin:12px 16px;padding:16px 18px;background:var(--surface);border:1px solid var(--line-2);border-radius:var(--radius-card);display:flex;align-items:center;justify-content:space-between;gap:12px}.device-row strong{font-weight:600}.device-row span{display:block;color:var(--muted);font-size:13px;margin-top:2px}.contact-form{padding:14px 16px;display:grid;gap:8px;border-bottom:1px solid var(--line)}.contact-form input{border:1px solid var(--line-2);border-radius:12px;padding:11px 14px;background:var(--surface-2)}.contact-form input:focus{outline:none;border-color:var(--blue);background:var(--surface)}.empty{margin:28px 16px;color:var(--muted);text-align:center}.banner{position:absolute;top:16px;left:50%;transform:translate(-50%);z-index:10;background:#fdecee;color:#a01a24;border-radius:12px;padding:10px 16px;box-shadow:0 8px 24px #141e301f;max-width:70%}